Buzzer having a battery



FIG. 1 is a top plan view of a buzzer having a battery embodying my newdesign;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a perspective view as viewed from a portion above the buzzer;and,

FIG. 8 is a perspective view as viewed from a portion below the buzzer.

The ornamental design for a buzzer having a battery, as shown anddescribed.